module.exports = {
  plugins: {
    autoprefixer: {},
    'postcss-import': {},
    'postcss-url': {},
    'postcss-aspect-ratio-mini': {},
    'postcss-write-svg': {
      utf8: false
    },
    'postcss-cssnext': {},
    // "postcss-px-to-viewport": {
    //   viewportWidth: 750, // (Number) The width of the viewport.
    //   viewportHeight: 1334, // (Number) The height of the viewport.
    //   unitPrecision: 3, // (Number) The decimal numbers to allow the REM units to grow to.
    //   viewportUnit: 'vw', // (String) Expected units.
    //   selectorBlackList: ['.ignore', '.hairlines'], // (Array) The selectors to ignore and leave as px.
    //   minPixelValue: 1, // (Number) Set the minimum pixel value to replace.
    //   mediaQuery: false // (Boolean) Allow px to be converted in media queries.
    // },
    'postcss-viewport-units': {},
    'postcss-pxtorem': {
      rootValue: 100, //结果为：设计稿元素尺寸/16，比如元素宽320px,最终页面会换算成 20rem
      propList: ['*']
    },
    cssnano: {
      preset: 'advanced',
      autoprefixer: false,
      'postcss-zindex': false
    }
  }
}
